Dispensing stopper



FIG. 1 is a top, front and side perspective view of a dispensing stopper showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a side elevational view thereof from the right of FIG. 2;

FIG. 4 is a side elevational view thereof from the left of FIG. 2;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a rear elevational view thereof.

The appearance of the underside of the dispensing stopper forms no part of the claimed design and is disclaimed. 

The ornamental design for a dispensing stopper, as shown and described. 